<template>
  <div class="employees-container">
    <div class="app-container">
      <page-tools>
        <template #left>
          <span>总记录数: {{ total }} 条</span>
        </template>
        <template #right>
          <el-button
            v-allow="'import_excel'"
            type="warning"
            size="small"
            @click="$router.push('/import')"
          >excel导入</el-button>
          <el-button
            v-allow="'export_excel'"
            type="danger"
            size="small"
            @click="exportExcel"
          >excel导出</el-button>
          <el-button
            v-allow="'add'"
            type="primary"
            size="small"
            @click="showDialog=true"
          >新增员工</el-button>
        </template>
      </page-tools>

      <el-card style="margin-top: 10px;">
        <el-table
          :data="list"
          border
          :default-sort="{prop:'timeOfEntry',order:'descending'}"
        >
          <el-table-column label="序号" type="index" />
          <el-table-column label="姓名" prop="username" />
          <!-- 显示员工头像 -->
          <el-table-column label="员工头像" width="100">
            <template #default="{row}">
              <img
                v-imgerror="require('@/assets/common/bigUserHeader.png')"
                :src="row.staffPhoto"
                alt=""
                style="width:100%"
              >
            </template>
          </el-table-column>
          <el-table-column label="工号" prop="workNumber" sortable />
          <el-table-column label="聘用形式" prop="formOfEmployment">
            <template #default="{row}">
              {{ formatData(row.formOfEmployment) }}
            </template>
          </el-table-column>
          <el-table-column label="部门" prop="departmentName" />
          <el-table-column label="入职时间" prop="timeOfEntry" sortable />
          <!-- <el-table-column label="账户状态" /> -->
          <el-table-column label="操作" width="280">
            <template #default="{row}">
              <el-button
                type="text"
                size="small"
                @click="$router.push(`/employees/detail/${row.id}`)"
              >查看</el-button>
              <el-button
                type="text"
                size="small"
                @click="hAssignRole(row.id)"
              >分配角色</el-button>
              <el-button type="text" size="small" @click="hDel(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 分页组件 -->
        <el-row type="flex" justify="center" align="middle" style="height: 60px">
          <el-pagination
            :current-page="page"
            :page-size="size"
            layout="prev, pager, next"
            @current-change="handleCurrentChange"
          />
        </el-row>
      </el-card>
      <!-- 实现新增员工的弹层 -->
      <el-dialog title="新增员工" :visible.sync="showDialog">
        <addEmployees @success="hSuccess" @close="showDialog=false" />
      </el-dialog>

      <!-- 分配角色的弹层 -->
      <el-dialog title="分配角色" :visible.sync="AssignRoleDialog">
        <AssignRole
          v-if="AssignRoleDialog"
          :cur-id="curId"
          @success="AssignRoleDialog=false"
        />
      </el-dialog>
    </div>
  </div>
</template>

<script>
import { getEmployees, delEmployees } from '@/api/employees'
import employeesEnum from '@/constant/employees'
import addEmployees from './empDialog.vue'
import AssignRole from './assignRole'

// const hireType = {}
// employeesEnum.hireType.forEach(item => {
//   hireType[item.id] = item.value
// })

const hireType = employeesEnum.hireType.reduce((acc, item) => {
  acc[item.id] = item.value
  return acc
})

export default {
  components: {
    addEmployees,
    AssignRole
  },
  data() {
    return {
      curId: '',
      AssignRoleDialog: false,
      showDialog: false, // 控制新增员工弹层的显示与隐藏
      list: [],
      page: 1, // 页码数
      size: 5, // 每页显示的条数
      total: 0
    }
  },
  created() {
    this.loadEmployees()
  },
  methods: {
    hAssignRole(id) {
      this.curId = id
      this.AssignRoleDialog = true
    },
    exportExcel() {
      const { tHeader, data } = this.transZhkeyToExcel(this.list)
      import('@/vendor/Export2Excel').then(excel => {
        // const tHeader = ['Id', 'Title', 'Author', 'Readings', 'Date']
        // const data = [[1, '三体', '老刘', 100000, '2022-11-05'], [2, '西游', '老吴', 100000, '1995-11-05']]
        excel.export_json_to_excel({
          header: tHeader,
          data,
          filename: this.filename,
          autoWidth: this.autoWidth,
          bookType: this.bookType
        })
      })
    },
    transZhkeyToExcel(list) {
    //    中引文的映射对象
      const mapInfo = {
        'id': '编号',
        'password': '密码',
        'mobile': '手机号',
        'username': '姓名',
        'timeOfEntry': '入职日期',
        'formOfEmployment': '聘用形式',
        'correctionTime': '转正日期',
        'workNumber': '工号',
        'departmentName': '部门',
        'staffPhoto': '头像地址'
      }
      // 生成表头
      const one = list[0] // unfined || 有数据
      if (!one) return
      // Object.keys(one) ---> ['correctionTime','id','password','mobile']
      const tHeader = Object.keys(one).map(enkey => {
        return mapInfo[enkey]
      })
      // tHeader ---> ['转正日期','部门','聘用形式','编号','手机号','密码','头像地址']
      // 2. 生成表的内容 data
      const data = list.map(item => {
        return Object.values(item)
      })
      console.log('data', data)
      return { tHeader, data }
    },
    // 删除员工
    hDel(id) {
      this.$confirm('您确定要删除该员工吗, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(async() => {
        // 确定要删除
        const res = await delEmployees(id)
        if (res.code === 10000) {
          this.$message.success(res.message)
          if (this.list.length === 1) {
            this.page--
            if (this.page <= 0) {
              this.page = 1
            }
          }
          this.loadEmployees()
        }
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        })
      })
    },
    // 关闭弹层, 重新渲染数据
    hSuccess() {
      this.total++
      // 计算出最大页码值
      const maxPage = Math.ceil(this.total / this.size)
      // 将页码值跳转到最后一页
      this.page = maxPage
      this.loadEmployees()
      this.showDialog = false
    },
    handleCurrentChange(val) {
      this.page = val
      this.loadEmployees()
    },
    // 格式化数据的函数
    formatData(id) {
      // 目标将传过来的id 1 | 2, 转化为 正式 || 非正式
      console.log(id, 'id')
      // return employeesEnum.hireType.find(item => item.id === id).value
      return hireType[id] || '未知'
    },
    async loadEmployees() {
      try {
        const res = await getEmployees({ page: this.page, size: this.size })
        console.log(res, 'getEmployees')
        if (res.code !== 10000) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.list = res.data.rows
        this.total = res.data.total
      } catch (error) {
        console.log(error)
      }
    }
  }
}
</script>
